METHOD TO TRANSFER TOWER CRANE FROM LENGTHWISE TO CROSSWISE TRACK AND RUNNING GEAR OF TOWER CRANE TO THIS END Russian patent published in 2009 - IPC B66C23/00 B61J1/00 

FIELD: transport.

SUBSTANCE: crane running gear is transferred to track crossing and running carriage for it to be fixed by running carriage grips. One detachable rail section is fixed on the bracket. Detachable rail section is detached from lengthwise track and from craneway beams of lengthwise track. Jack is used to lift one frame bracket together with running carriage. Running carriage is turned in horizontal plate relative to frame support with the help of detachable rail section through preset angle equal to that of crossing of lengthwise and crosswise tracks. Running carriage if downed onto crosswise track beam for detachable rail section to be introduced into gap between crosswise track rails. Then detachable rail section is jointed to crosswise track rails and track beam. Now above described jobs are made for remaining running carriages of crane support frame. Thereafter, running carriage grips are released to move the crane along crosswise track. Running part comprises support running frame with frame brackets linked up therewith. Every running carriage comprises grips to grip railhead on its sides. Every frame support is furnished with appliance designed to couple jack therewith, mounted between track base and bracket. Appliance designed to couple jack with bracket is located at a distance exceeding radius of turn of the most distant point located on the crane running gear carriage.

EFFECT: compact track an track intersection.

2 cl, 9 dwg